"Samuel Johnson Was Right," The New Hampshire Gazette, v.CCLXII, #4, November 10th, 2017. Version also at LA Progressive, https://www.laprogressive.com/?s=Ehrhart (October 29th, 2017) under title "Standing Versus Kneeling."

"The American War in Vietnam: Lessons Learned and Not Learned," Full Disclosure, Veterans for Peace, Spring 2016.

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"They Want Enough Rice': Reflections on the Late American War in Vietnam" (abridged), Approaching 40 Years Since the End of the Vietnam War, Lecture & Discussion Report, Japan Women's University, Tokyo, December 4, 2015.